Lincoln Electric Ranger 305D Service Manual page 184

G-28
SCHEMATIC - ENTIRE MACHINE - CODES 11190, 11315 (L12214-1) PAGE 2 OF 2
AUXILIARY
SENSE
TOROID
WELDING
TERMINAL
(2)
CO NTROL
SWITCH
(4)
SHO WN IN "ALW AYS
ON" POSITION
IDLER
CONTROL
SHO WN IN "H IGH" POSITION
MACHINE IDENTITY TABLE:
PINS JUMPERED TO SELECT MACHINE
J1-5 J1-6 J1-7 J1-8 M A C HINE
R A NG E R 250 G & D
J1-13 R A NG E R 305 G & D
J1-13 V A NTA G E 500
J1-13 V A NTA G E 575
J1-13 A IR V A N TA G E 500
TIG
4
CC
MODE
3
SELECTOR
SWITCH
A
(AUSTRAILIAN
VAN TAGE 575 U SES A
3 POSITION TOGGLE 2
SWITCH)
PIPE
1
CV
+
+ ST UD
(206S)
-
SHUNT
50mV = 400 AMPS
+
(204S)
-
- STUD (208B)
(277)
(278)
10K
ARC CONTROL
POT
(279)
OUTPUT
10K
POT
CONTROL
THE TOP END O FTHE REM OTE POT IN
TIG MODE IS THE SETTING OF THE LOCAL
OUTPUT CONTROL POT.
IN EV ERY OTHER M ODE, THE REM OTE
POT WILL SET M ACHINE TO MAX OUTPUT.
RE MOTE
10K
CONTROL POT
All manuals and user guides at all-guides.com
E N G IN E E R IN G C O N T R O LLE D
CHANGE DETAIL: NEW
M AN U FA C TU R E R :
No
J3-3
AUXI LL ARY
CURRENT
SENSE
+ S T U D
J3-4
+15V
J1-4
J1-3
2-4 SENSE
+15V
J3-7 + S T U D
J3- 14
IDLE SWITCH SENSE
+ S T U D
IDLE CONTROL
THERMAL SHUTDOWN (if used)
+15V
CURRENT LIMITS
J1-13
REGULATION MODE
J1-12
J1-8
MACH SEL 1
J1-7
MACHINE /
MACH SEL 2
MODE
J1-6 BLINK (PULLED LOW AND HIGH
MACH SEL 3
IN LOOKBACK TO FLASH
LOGIC
DECIMAL POINT)
J1-5 (CPU)
MACH SEL 4
+15V
+ S T U D
J7-16
J7-15
TIG MODE
J7-14
PIPE MODE
(NOT AVAILABLE ON AU STRALIAN
VAN TAG E 575)
J7- 13
N/A
BLINK (PULLED LOW AND HIGH
IN LOOKBACK TO FLASH
DECIMAL POINT)
J7- 12
N/A
J7- 11
N/A
J7-9
CV MODE
SELECT CONTROL POINT
J7- 10
ROCV ENABLE
(FOR AU STRALIAN VAN TAGE 575)
+15V
J7-2 DISPLAY WELD AMPS
CURRENT FEEDBACK
+ S T U D
G 41 0 7
(O N LY )
PRESET DISPLAY
J6-2
-
PRESET
G 4 10 9 VAL UE
+
(O N L Y)
VOLTAGE
47 .5 o h m s
x80 CURRENT FEEDBACK
FEEDBACK
J6-1
DISPLAY WELD VOLTS
+ STUD is COMMON
+ S T U D
FOR WELD CONTROL
CIRCUITS
J3- 15
VOL TAGE FEEDBACK
+5V +5V
+ S T U D
+ S T U D
J7-8
ARC
J7-7
C O N T R O L
CIRC UI TRY
J7-6
+10V
+ S T U D + S T U D
OCV
J7-1
(77) T O U C H ST A R T
VARIAB LE PINCH
J7-4
(76) PIPE ARC F ORCE
VARIAB LE ARC F ORCE
J7-5 L O C AL FIXED ARC FORCE
(75)
PRESET PRESET
F IX E D HO T S T A R T
+ S T U D T IG M O D E +10V
R E M O T E
+5V
J1-11
(77B)
+ S T U D
A L L O T H E R M O D E S
J1-14
(76B)
J1- 10
(75B)
+ S T U D + S T U D
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
ELECTRICAL DIAGRAMS
TRANSFORMER
+
J3-8
CONTROL BOARD
40-100VDC
POWER FROM
-
INPUT
CHOPPER BOARD
J3-16
IDLE CONTROL
J4-1
ON / OFF (+5V=ON)
J4-2
HOLD (+5V=HOLD)
J4-3
J4-4
J4-5
J4-6
AMM ETER
J4-7
DISPLAY
J4-8
J4-9
METER (+) INPUT (0 - 2V) 1V = 1000 ON METER
J4-10
METER (-) INPUT
+ S T U D
METERS OPTIONAL ON VANTAGE
NO J4 OR J5 ON RANGER 250
J5-1
ON / OFF (+5V=ON)
J5-2
HOLD(+5V=HOLD)
J5-3
J5-4
J5-5
J5-6
VOLTM ETER
J5-7
DISPLAY
J5-8
J5-9
METER (+) INPUT (0 - 2V) 1V = 100.0 ON METER
J5-10
C U R R E N T
METER (-) INPUT
LIM IT S ,
+ S T U D
A V E R A G E ,
A B S O LU T E ,
CUR RENT FEEDBACK
& F O LD B A C K
P W M
FEEDBACK
C H O P P E R
REG ULATING
C O N T R O L
AMPLIFIER
C IR C U IT
CONTROL POINT
C O N T R O L
P OINT
S E L E C T
CONNECTORS
J1 AMPHENOL & MACHINE ID JUMPER
J2 ENGINE 12V CONTROL FUNCTIONS
J3 CHOPPER PWM, POWER IN, (THERMAL OVERLOAD IF USED), VOLTAGE FEEDBACK
J4 AMMETER (NO CONNECTOR ON RANGER 250)
J5 VOLTMETER (NO CONNECTOR ON RANGER 250)
J6 SHUNT/CURRENT FEEDBACK
J7 OUTPUT CONTROL, ARC FORCE, MODE SELECT
PROPRIETARY & CONFIDENTIAL:
UNLESS OTHERW ISE SPEC IF IE D TOLERAN CE
DESIGN INFORM ATION
MANUFAC TURIN G TOLERANCE PER E205 6
ON 2 PLAC E DECIMA LS IS ± .02
ON 3 P LACE D ECIM ALS IS ± .002 DRAW N BY:
ON ALL ANG LES IS ± .5 OF A DEGREE
t E NGINEER:
MA TERIA L TOL ERANCE (" ") TO AGREE
WITH PUB LISHED S TANDARDS.
DO NO T SCALE TH IS D RAW ING
APPRO VED:
+15V
+5V
+3.3V
-15V
+12V ISOLATED CIRCUITRY FOR ENGINE FUNCTIONS
+ S T U D
+15V COM
(NOT ALL MACHINES USE EVERY CIRCUIT)
+12V Battery Supply to
V-BAT TERY
the Idle Hold Solenoid
IDLE HOLD COIL
DIODE ONLY ON -E
+15V +15V COM
VER SION AND A B O VE
FRAME IS COMMON FOR Other side of the Idle Hold Solenoid.
FR AME
ENGINE CONTROL CIRCUITS
+0V when energized "LOW IDLE" +12V
when not energized. "HIGH IDLE"
TOIDLE PULL COIL BOARD
FR AME HIGH = PULL TO LOW IDLE
J2-12
FOR AUX USE: CONNECT
TOFRAME FOR HIGH IDLE
FR AME
+ S T U D J2-9
RANGER OIL PRESSURE V-BAT TERY
V-BAT TERY
STARTER BUTTON
J2-8 +12V when starting the machine. (RUN switch ON and
Start Button Pressed and held., 0V when the machine
is not ON. +40V or more when the machine is running.
PTC
FR AME
J2-10
FUEL SHUTDOWN
+12V when the RUN switch is ON and the
START Button is held IN. If externally shorted
the PTC will change to high impedance
FR AME
V-BATTERY
J2-7
+
BATTERY POSITIVE
J2-3
-
BAT TERY NEGAT IVE
FR AME
#1
47.5 ohm J3-9
PWM SIGNAL (+12V ON MULTIMETER) CHOPP E R
BOARD
47.5 ohm
J3-11
PWM SIGNAL (+12V)
(ALL MACHINES)
47.5 ohm
J3-10
PWM COMMON
#2
47.5 ohm CHOPP E R
J3-12
PW MCOMMON
BOARD
(VANTAGE ONLY)
+ S T U D
SEE SPECIFIC M ACHINE SCHEMATIC FOR DETAILS ON
WHAT PARTS OF THE G4107/G4109 ARE USED IN EACH
APPLICATION. NOT ALL CIRCUITS ARE USED ALL TH E TIME.
THIS D O C UME NT C O NTAINS PR OP RIETARY INF O RMATION O W NE D BY LINC OLN GLOBAL, INC. A
TO OT HE R PARTIES O R USE D F O R ANY PU RP OSE WIT H O UT T HE EX PRESS W RITTE N PE RMISSION
EQUIPMENT TYPE:
REFERENCE:
RANGER 305D CE (EUROPE)
SUBJECT:
MAP L12214-1
SCALE:
MACHINE SCHEMATIC
BAM
MATERIAL APPROVAL PROJECT
CRM3557 8
NA
- NONE 07/1 5/20 04
DISPOSITION: DATE: NUMBER :
G-28
IDLE
J2-6
1
SOLENOID
J2-5
2 HOLD
RED
COIL
3
BLK
4 PULL
WHT
COIL
J2-4
PULL C OIL
BOARD
J2-1
+ - NEG ATIVE
POSITIVE
BRUSH BRUSH
ROTOR
LEAD COLOR CODE: COMPONENT VALUE UNITS:
B-BLACK
CAPACITOR: MFD/VOLTS
G-GREEN
RESISTOR: OHMS/WATTS
O-ORANGE
R-RED
CONNECTOR PIN NUMBERS:
U-BLUE
W-WHITE EX. 12 PIN C ONNECTOR
1 2 6
Y-YELLOW
LABELS:
COMMON 7 1 2
LA T C H
FRAME GROUND
EARTH GROUND
VI E W OF CONN ECTOR ON PCBO ARD
N D MAY N OT BE D UPLICATE D, COMMU NICATE D
OF LIN C OLN GLOBAL, INC.
PA GE ___ O F ___
2 2
DOCUME NT DOCUMENT
NUMB ER: REVISION:
L12214-1 A
RANGER 305D